1. House Curious has fitted Crittal doors to separate rooms on the ground floor. 2. Be architecturally bold and open up a staircase for maximum light – Osborn Interiors. 3. Sectioning a large bedroom with a mirrored panel creates an intimate room beyond – Oliver Bea/Hugo Light Design. 4. Inspired by an orangery, these wooden doors with metal inlay are decorative and add warmth – Interior Desires.